116 lines
3.7 KiB
C++
116 lines
3.7 KiB
C++
/*
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* Cppcheck - A tool for static C/C++ code analysis
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* Copyright (C) 2007-2023 Cppcheck team.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "helpers.h"
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#include "path.h"
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#include "preprocessor.h"
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#include <cstdio>
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#include <iostream>
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#include <fstream>
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#include <stdexcept>
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#include <utility>
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#include <vector>
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#ifdef _WIN32
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#include <windows.h>
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#else
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#include <sys/stat.h>
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#include <unistd.h>
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#endif
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#include <simplecpp.h>
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class Suppressions;
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ScopedFile::ScopedFile(std::string name, const std::string &content, std::string path)
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: mName(std::move(name))
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, mPath(Path::toNativeSeparators(std::move(path)))
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, mFullPath(Path::join(mPath, mName))
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{
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if (!mPath.empty() && mPath != Path::getCurrentPath()) {
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#ifdef _WIN32
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if (!CreateDirectoryA(mPath.c_str(), nullptr))
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throw std::runtime_error("ScopedFile(" + mFullPath + ") - could not create directory");
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#else
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if (mkdir(mPath.c_str(), S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH) != 0)
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throw std::runtime_error("ScopedFile(" + mFullPath + ") - could not create directory");
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#endif
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}
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std::ofstream of(mFullPath);
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if (!of.is_open())
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throw std::runtime_error("ScopedFile(" + mFullPath + ") - could not open file");
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of << content;
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}
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ScopedFile::~ScopedFile() {
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const int remove_res = std::remove(mFullPath.c_str());
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if (remove_res != 0) {
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std::cout << "ScopedFile(" << mFullPath + ") - could not delete file (" << remove_res << ")";
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}
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if (!mPath.empty() && mPath != Path::getCurrentPath()) {
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#ifdef _WIN32
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if (!RemoveDirectoryA(mPath.c_str())) {
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std::cout << "ScopedFile(" << mFullPath + ") - could not delete folder (" << GetLastError() << ")";
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}
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#else
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const int rmdir_res = rmdir(mPath.c_str());
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if (rmdir_res == -1) {
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const int err = errno;
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std::cout << "ScopedFile(" << mFullPath + ") - could not delete folder (" << err << ")";
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}
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#endif
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}
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}
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// TODO: we should be using the actual Preprocessor implementation
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std::string PreprocessorHelper::getcode(Preprocessor &preprocessor, const std::string &filedata, const std::string &cfg, const std::string &filename, Suppressions *inlineSuppression)
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{
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simplecpp::OutputList outputList;
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std::vector<std::string> files;
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std::istringstream istr(filedata);
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simplecpp::TokenList tokens1(istr, files, Path::simplifyPath(filename), &outputList);
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if (inlineSuppression)
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preprocessor.inlineSuppressions(tokens1, *inlineSuppression);
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tokens1.removeComments();
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preprocessor.simplifyPragmaAsm(&tokens1);
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preprocessor.removeComments();
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preprocessor.setDirectives(tokens1);
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preprocessor.reportOutput(outputList, true);
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if (Preprocessor::hasErrors(outputList))
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return "";
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std::string ret;
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try {
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ret = preprocessor.getcode(tokens1, cfg, files, filedata.find("#file") != std::string::npos);
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} catch (const simplecpp::Output &) {
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ret.clear();
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}
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// Since "files" is a local variable the tracking info must be cleared..
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preprocessor.mMacroUsage.clear();
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preprocessor.mIfCond.clear();
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return ret;
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}
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